Computer Fundamental Basic -09

01. A register in which of the following that holds the current instruction while it is being executed is called instruction register.

  • 1ALU
  • 2CPU
  • 3Memory
  • 4Address
Answer:- 1
Explanation:-

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02. MODULA is a

  • 1Programming language
  • 2Low-level language
  • 3Assembly language
  • 4Machine language
Answer:- 1
Explanation:-

Solution:
The Modula programming language is a descendant of the Pascal programming language. It was developed in Switzerland in the 1970s by Niklaus Wirth, the same person who designed Pascal.

03. A device that stores one item of information is

  • 1Memory element
  • 2Block Compaction
  • 3MDR
  • 4Memory guard
Answer:- 1
Explanation:-

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04. A method for representing digital data analog signals by changing the phase of the analog carrier to represent the digital information is known as

  • 1PIA
  • 2PSK
  • 3PM
  • 4PM
Answer:- 1
Explanation:-

Solution:
Phase-shift keying (PSK) is a method of digital communication in which the phase of a transmitted signal is varied to convey information. There are several methods that can be used to accomplish PSK. The simplest PSK technique is called binary phase-shift keying (BPSK). It uses two opposite signal phases (0 and 180 degrees).

Source : techtarget.com

05. Who invented the microprocessor?

  • 1Marcian E Hoff
  • 2Herman H Goldstein
  • 3Joseph Jacquard
  • 4All of the above
Answer:- 1
Explanation:-

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06. Which is part of a computer system, enables human operators to communicate with the computer.

  • 1Console
  • 2Keyboard
  • 3Printer
  • 4CPU
Answer:- 1
Explanation:-

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07. A connection between two end points, either physical or logical, over which data may travel in both directions simultaneously is called _____

  • 1Dump point
  • 2Datalink
  • 3Duplex
  • 4Networks
Answer:- 1
Explanation:-

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08. How many operations per second can perform by a modern fast mainframe digital computer.

  • 11000
  • 2100,000
  • 310,00,000
  • 41,00,00,00,000
Answer:- 1
Explanation:-

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09. Who launched IBM's First PC in 1981?

  • 1Dean Cline
  • 2C.B. Rogers Jr.
  • 3John F. Akers
  • 4David Svenson
Answer:- 1
Explanation:-

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10. The physical equipment made oi various metals, silicon and plastic components that make up the parts of a computer is called

  • 1micro
  • 2peripheral
  • 3hardware
  • 4disk drive
Answer:- 1
Explanation:-

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